News & Resources

What could be the scariest story that I could relate to you on this Halloween Week? Not one from terrifying fictional literature or the movies. How about one that is real? About 2000 years ago eight eyewitnesses wrote of a man… Read More →

Sometimes the issue is a little more obvious than other times. Do you think there is groundwater behind this wall? Do you think there was a surcharge overload? Do you think rot was involved? … Read More →

One of the most common claims that we have investigated is the “sudden” appearance of moisture staining or mold growth in an attic or on the ceiling of a dwelling, as shown in the title photograph and Figures 1 and… Read More →

Gutter discharges onto trim joint with caulking instead of step flashing. No gap provided around vent to allow drainage. Shingles not sealed to vent flange. This leaks only during rainfalls from the right (or wrong?)… Read More →

“It is our professional opinion that it is poor construction practice to support roof joists on the fascia board at the ends of the roof rafters.” We have rendered this professional opinion with minor variations more than few times. The… Read More →

Maybe the old flashings shouldn’t always be re-used? Got step flashings? Shingles improperly oriented on cricket. Also the valleys discharge into the wall. A part of regular home roof maintenance is to remove… Read More →

The wind resistance of asphalt shingles is strongly correlated to the sealing of the tabs. That is, if the tabs are well sealed, the shingle have excellent resistance to damage from exposure to high winds. An exception to this is… Read More →

The dark boards to the left are board sheathing on the wall. There is no step flashing at each shingle tab, but a continuous piece of metal flashing. Siding and flashing runoff is directed under shingles. Short wall flashing and rake drip edge direct… Read More →